Finding the Fourth Proportional to 895,228.60, 1,343,249.12 and 819,547.08
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Solution
The fourth proportional to 895,228.60, 1,343,249.12 and 819,547.08 is: 1,229,692.50
Step by Step Solution
- Step 1: Write the proportion equation
895,228.60 : 1,343,249.12 = 819,547.08 : x - Step 2: Convert to fraction form
895,228.60/1,343,249.12 = 819,547.08/x - Step 3: Cross multiply
895,228.60x = 1,343,249.12 × 819,547.08 - Step 4: Simplify right side
895,228.60x = 1,100,855,894,008.57 - Step 5: Solve for x
x = 1,100,855,894,008.57/895,228.60 - Step 6: Final answer
x = 1,229,692.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.